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Section 1
General Information
3-32 Receiving & Installation MN722
Electronic Pot 3 Wire Control Mode
Provides speed Increase and Decrease inputs to allow EPOT operation with 3 wire
inputs. The opto inputs can be switches as shown in Figure 3-25 or logic signals from
another device.
Figure 3-25 EPOT, 3 Wire Control Connection Diagram
See recommended terminal
tightening torques in Section 7.
J1-8 CLOSED allows normal operation.
OPEN disables the control and motor coasts to a stop.
J1-9 Momentary CLOSED starts motor operation in the Forward direction.
J1-10 Momentary CLOSED starts motor operation in the Reverse direction.
Note: Closing both J1-9 and J1-10 at the same time will reset a fault condition.
J1-11 Momentary OPEN motor decels to stop (depending on Keypad Stop mode).
J1-12 CLOSED selects Level 1 Command Select parameter value.
OPEN selects EPOT.
J1-13 CLOSED selects ACC / DEC / S-CURVE group 2.
OPEN selects ACC / DEC / S-CURVE group 1.
J1-14 Momentary CLOSED increases motor speed while contact is closed.
J1-15 Momentary CLOSED decreases motor speed while contact is closed.
J1-16 If J1-16 is connected, you must set Level 2 Protection block, External Trip to
“ON” to activate the opto input.
CLOSED allows normal operation.
OPEN causes an external trip to be received by the control. The control will
disable and display external trip. When this occurs, the motor stop command
is issued, drive operation is terminated and an external trip fault is displayed
on the keypad display (also logged into the fault log).
8
9
10
11
12
13
14
15
16
17
Enable
Forward Run
Reverse Run
Stop
EPOT/Command Select
Accel/Decel
External Trip
Opto In Common
Analog GND
Analog Input 1
Pot Reference
Analog Input +2
Analog Input -2
Analog Out 1
Analog Out 2
1
2
3
4
5
6
7
Increase
Decrease
Refer to Figure 3-26.
5KW
J1
Command Pot or
0-10VDC